3v4l.org

run code in 300+ PHP versions simultaneously
<?php $m = md5('abcdefghijklmnopqrstuvwxyz012345:password'); echo $m."\n"; for ($i=0;$i<10;$i++) { $m = md5($m); echo $m."\n"; }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
c659ff85682ab43e6a501a14897f01e0 1e21da0e5b529257e8d6d9e65c079ab3 c1ba913515b417d4f999d489471ae157 cd7bf7fd376dcf90874dc1f2f60a46f1 29bf9744b3b125c3ee2c296b9b9dcc5c fe11732db4b1353e9af95befd8cf393c cef1714d695142db810d768a4b7ee1c5 094057b8a3765b4200ab7fbefaaac617 7a5127f8110b57fab2906381b51cadff 1e32124f1655a374de52be628d5d665f 7691fd5f590010b75039d874062e0750
preferences:
259.79 ms | 406 KiB | 313 Q